Microchip Technology 24LC21AG EEPROM

The 24LC21AG is a state-of-the-art EEPROM (Electrically Erasable Programmable Read-Only Memory) device from Microchip Technology, designed to provide a robust and reliable non-volatile memory solution for a wide range of applications. This device offers a convenient way to store data that must be preserved during power loss or when you need to update information frequently without wearing out the memory location.

The 24LC21AG comes with a storage capacity of 1 Kbit, organized as 128 x 8 bits, which is ideal for small data storage tasks such as storing settings, calibration data, or device configuration. Its I²C compatible 2-wire serial interface allows for easy integration into existing systems with minimal additional components, supporting a data transfer rate of up to 400 kHz.

One of the key features of the 24LC21AG is its low-power consumption, making it an excellent choice for battery-operated and power-sensitive applications. The device operates across a voltage range of 2.5V to 5.5V, providing flexibility in various operating environments and ensuring compatibility with both 3.3V and 5V systems.

Microchip's 24LC21AG is equipped with a write protect feature that helps to prevent inadvertent writes to the memory, thereby securing your critical data. Additionally, the EEPROM has a high endurance of over one million write cycles and a data retention period of more than 200 years, ensuring the longevity and durability of stored information.

This EEPROM also boasts a wide operating temperature range, from -40°C to +85°C, which makes it suitable for use in harsh environmental conditions. Its small 8-lead PDIP, SOIC, or TSSOP packages allow for a compact footprint on printed circuit boards, providing an efficient use of space in designs where board real estate is at a premium.

In summary, the Microchip Technology 24LC21AG EEPROM offers a reliable and flexible solution for data storage requirements in various electronic devices, including industrial controls, medical devices, smart cards, and many other applications where data integrity and device reliability are paramount.